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alsa: clean up followers and our driver link in _clear

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When we are going to be freed, make sure we remove ourself from the
driver list and also remove all the followers that we might still have.

Fixes #4355
This commit is contained in:
Wim Taymans 2024-10-21 15:47:21 +02:00
parent 6a6f455330
commit 6549e313ef
1 changed files with 18 additions and 0 deletions
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18
spa/plugins/alsa/alsa-pcm.c
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@ -1026,10 +1026,28 @@ int spa_alsa_init(struct state *state, const struct spa_dict *info)
int spa_alsa_clear(struct state *state) int spa_alsa_clear(struct state *state)
{ {
int err; int err;
struct state *follower;
spa_list_remove(&state->link); spa_list_remove(&state->link);
release_card(state->card); release_card(state->card);
if (state->driver != NULL) {
spa_list_remove(&state->driver_link);
state->driver = NULL;
}
if (state->rt.driver != NULL) {
spa_list_remove(&state->rt.driver_link);
state->rt.driver = NULL;
}
spa_list_consume(follower, &state->followers, driver_link) {
spa_list_remove(&follower->driver_link);
follower->driver = NULL;
}
spa_list_consume(follower, &state->rt.followers, rt.driver_link) {
spa_list_remove(&follower->rt.driver_link);
follower->rt.driver = NULL;
}
state->card = NULL; state->card = NULL;
state->card_index = SPA_ID_INVALID; state->card_index = SPA_ID_INVALID;